C
A
67 dB
C
A
70 dB
C
A
68 dB
C
A
71 dB
D
D
69 dB
E
B
B
A
71 dB
C
A
C
A
C
A
69 dB
C
B
A
C
A
71 dB
C
B
71 dB
E
B
C
C
71 dB
C
C
D
71 dB
D
C
71 dB
C
A
69 dB
B
A
7 dB
C
A
E
C
B
A
71 dB